Last year, legislators in the House drafted a bill that would require more transparency and evaluation of security and all foreign aid programs. But the Obama administration successfully pushed to have security assistance exempted from the bill’s requirements

Last month, the White House told ProPublica it was still “looking into” the apparent massacre at the hands of U.S.-allied Afghan fighters in late 2001. Now it says it has concluded its investigation—but won’t make it public.

In a major national security speech this spring, President Obama said again and again that the U.S. is at war with “Al Qaeda, the Taliban, and their associated forces.” So who exactly are those associated forces? It’s a secret.

The U.S. drone war remains cloaked in secrecy, and as a result, questions swirl around it. Who exactly can be targeted? When can a U.S. citizen be killed? Another, perhaps less frequently asked question: What happens when innocent civilians are killed in drone strikes?

The details of the U.S. campaign against militants in Pakistan, Yemen, and Somalia — a centerpiece of the Obama administration's national security approach — remain shrouded in secrecy. Here's a guide to what we know — and what we don't know.

Administration officials regularly celebrate the drone war’s apparent successes— often avoiding details or staying anonymous, but claiming tacit credit for the U.S. And when it comes to details of that process, the administration clams up.

Everyone is talking about drones. Domestically, their surveillance power is being hyped for everything from fighting crimeto monitoring hurricanes or spawning salmon. Meanwhile, concerns are cropping up about privacy, ethics and safety. ProPublica has rounded up some of the best coverage of drones to get you oriented.

Email messages released Tuesday indicate that News Corp. executives at least considered dispatching top editors of The Wall Street Journal Europe and The Times of London, both News Corp. holdings, to advocate the BSkyB deal.

One of the key controversies around fracking is the chemical makeup of the fluid that is pumped deep into the ground to break apart rock and release natural gas. Some companies have been reluctant to disclose what's in their fracking fluid.

There have obviously been plenty of unflattering headlines about Goldman in the past few years. We decided to look at just one aspect of their record: SEC charges levied against Goldman and its employees over the past decade.